/Engine/Source/Developer/MaterialBaking/Public/MaterialBakingStructures.h
Structure containing extended data being processed while baking out materials
struct FBakeOutputEx
float
EmissiveScale
Scale used to allow having wide ranges of emissive values in the source materials, the final proxy material will use this value to scale the emissive texture's pixel values
TMap<FMaterial...
HDRPropertyData
Contains the resulting HDR texture data for baking out a material's property, may be empty
TMap<FMaterial...
PropertyData
Contains the resulting texture data for baking out a extened material's property
TMap<FMaterial...
PropertySizes
Contains the resulting texture size for baking out a extened material's property